<template>
    <div>
        <!-- 面包屑导航区域 -->
		<el-breadcrumb separator-class="el-icon-arrow-right">
			<el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
			<el-breadcrumb-item>权限管理</el-breadcrumb-item>
			<el-breadcrumb-item>角色列表</el-breadcrumb-item>
		</el-breadcrumb>
        <!-- 卡片视图区域 -->
		<el-card>
            <!-- 添加角色按钮区域 -->
            <el-row>
                <el-col>
                    <el-button type="primary">添加角色</el-button>
                </el-col>
            </el-row>

            <el-table :data="rolelist" border stripe>
                <!-- 展开列 -->
                <el-table-column type="expand">
                    <template slot-scope="scope">
                        <el-row :class="['bdbottom',i1 === 0 ? 'bdtop' :'','vcenter']" v-for="(item1, i1) in scope.row.children" :key="item1.id">
                            <!-- 渲染一级权限 -->
                            <el-col :span="5">
                                <el-tag closable>{{item1.authname}}</el-tag>
                                <i class="el-icon-caret-right"></i>
                            </el-col>
                            <!-- 渲染二三级权限 -->
                            <el-col :span="19">
                                <el-row :class="[i2 === 0 ? '' :'bdtop','vcenter']" v-for="(item2,i2) in item1.children" :key="item2.id">
                                    <el-col :span="6">
                                        <el-tag closable type="success">{{item2.authname}}</el-tag>
                                        <i class="el-icon-caret-right"></i>
                                    </el-col>
                                    <el-col :span="18">
                                        <el-tag type="warning" v-for="(item3, i3) in item2.children" :key="item3.id"
                                        closable @close="removeRightById(scope.row,item3.id)">
                                            {{item3.authname}}{{i3}}
                                        </el-tag>
                                    </el-col>
                                </el-row>
                            </el-col>
                        </el-row>

                        <!-- <pre>
                        {{scope.row}}
                        </pre> -->
                    </template>
                </el-table-column>
                <el-table-column type="index"></el-table-column>
                <el-table-column label="角色名称" prop="rolename"></el-table-column>
                <el-table-column label="角色描述" prop="roledesc"></el-table-column>
                <el-table-column label="操作" width="300px">
                    <template >
                        <el-button size="mini" type="primary" icon="el-icon-edit">编辑</el-button>
                          <el-button size="mini" type="danger" icon="el-icon-delete">删除</el-button>
                            <el-button size="mini" type="warning" icon="el-icon-setting" @click="showSetRightDialog">分配权限</el-button>
                    </template>
                </el-table-column>
            </el-table>
        </el-card>
    </div>
</template>

<script>
export default {
    data(){
        return{
            //所有角色列表数据
            rolelist:[],
            // 控制分配权限
            showSetRightDialog:false
        }
    },
    created(){
        this.getRolesList()
    },
    methods:{
        async getRolesList(){
            const {data : res } = await this.$http.get("/vip/aroles/get")

             if(res.meta.status !== 200){
                return this.$message.error('获取权限列表失败！')
            }else{
                this.rolelist = res.data
            }
        },
        // 根据id删除对应的权限
        async removeRightById(role,rightId){
                const confirmResult = await this.$confirm('此操作将永久删除该文件, 是否继续?', '提示', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
               }).catch(err => err)   

            if(confirmResult !== "confirm"){
                return this.$message.info("已取消删除")
            } else{
                return this.$message.success('删除用户成功！')
                // const {data: res} = await this.$http.delete("/vip/ausers/"+id)
                // if(res.meta.status !== 200){
                //     return this.$message.error('删除用户失败！')
                // }else{
                //     this.$message.success('删除用户成功！')
                //     this.getUserList()
                // }
                role.children = res.data
            }
        }
    }
}
</script>

<style lang="less" scoped>
.el-tag{
    margin: 7px;
}

.bdtop{
    border-top: 1px solid #eee;
}

.bdbottom{
    border-bottom: 1px solid #eee;
}

.vcenter {
    display: flex;
    align-items: center;
}
</style>